High efficiency furnace with EnergyGuide label

Expert Consulting &
Precision Installation.

Partner with Best Air HVAC. We combine strategic planning with flawless execution to optimize your home's climate and energy efficiency in Markham and the GTA.

Design & Build

Comprehensive HVAC Solutions

We don't just swap parts. We consult, design, and install systems that improve comfort and reduce your carbon footprint.

HVAC Consulting & Diagnostics

Stop guessing with your comfort. Our consulting services provide a deep-dive analysis of your current heating and cooling infrastructure. We identify inefficiencies, airflow restrictions, and insulation gaps to propose a holistic solution.

  • Load Calculation & Sizing
  • Airflow Analysis
  • Energy Efficiency Audits
Consulting and diagnostics in action
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Precision Installation

Whether you are building a custom home or upgrading an aging system, our installation process is meticulous. We specialize in high-efficiency furnaces, ACs, and heat pumps. Every installation includes a post-install audit.

  • Custom Ductwork Fabrication
  • Smart Thermostat Integration
  • 10-Year Parts Warranty
New HVAC unit ready for installation
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Preventative Maintenance

Your HVAC system is an investment. Our maintenance plans go beyond a simple filter change. We perform a 21-point inspection, clean internal components, and calibrate electrical connections to ensure peak performance.

  • Priority Emergency Status
  • Annual Performance Report
  • Discounts on Repairs
Furnace maintenance and inspection

Stop Overpaying on Utilities.
Maximize Your Rebates.

Navigating government heat pump rebates and energy grants can be confusing. As part of our consulting service, we guide you through available incentives to lower your installation costs and monthly bills.

Energy Audits
Heat Pump Grants
Efficiency ROI

From Assessment to Installation

Our 4-step process ensures the right system is installed the right way.

01

Consult

We assess your home and discuss your needs to determine the perfect climate strategy.

02

Design

We select the equipment and design the ductwork modifications required for optimal airflow.

03

Install

Our licensed technicians install your system with surgical precision and adherence to code.

04

Support

We don't disappear after the install. We offer ongoing tuning and warranty support.

15+
Years Experience
24/7
Expert Support
5k+
Installations
100%
Satisfaction Rate

Frequently Asked Questions

Do you offer both design and installation?

Yes. We are a full-service firm. We can consult on the best system for your home and then perform the complete installation ourselves.

How often should I service my HVAC system?

We recommend a comprehensive inspection and tune-up twice a year. Once in the spring for your AC and once in the fall for your furnace.

What brands do you service?

Our team is trained to service and repair all major brands including Lennox, Carrier, Trane, Goodman, York, and more.

Trusted by your neighbors

★★★★★

"I loved that they are a dual-threat company. The consulting phase identified the wrong duct sizing, and their installation team fixed it perfectly."

David C.

Markham, ON

★★★★★

"Professional, punctual, and incredibly knowledgeable. They designed a custom zoning system and installed it flawlessly."

Sarah Jenkins

Richmond Hill, ON

★★★★★

"They explained exactly why my system was failing and offered a cost-effective replacement that lowered my bills."

The Peterson Family

North York, ON